134 lines
		
	
	
		
			4.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			134 lines
		
	
	
		
			4.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Copyright 2018 Red Hat Inc.
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 *
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 * Permission is hereby granted, free of charge, to any person obtaining a
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 * copy of this software and associated documentation files (the "Software"),
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 * to deal in the Software without restriction, including without limitation
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 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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 * and/or sell copies of the Software, and to permit persons to whom the
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 * Software is furnished to do so, subject to the following conditions:
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 *
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 * The above copyright notice and this permission notice shall be included in
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 * all copies or substantial portions of the Software.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
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 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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 * OTHER DEALINGS IN THE SOFTWARE.
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 *
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 * Authors: Lyude Paul
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 */
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#include <core/device.h>
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#include "priv.h"
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#include "gk104.h"
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void
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gk104_clkgate_enable(struct nvkm_therm *base)
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{
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	struct gk104_therm *therm = gk104_therm(base);
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	struct nvkm_device *dev = therm->base.subdev.device;
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	const struct gk104_clkgate_engine_info *order = therm->clkgate_order;
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	int i;
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	/* Program ENG_MANT, ENG_FILTER */
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	for (i = 0; order[i].type != NVKM_SUBDEV_NR; i++) {
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		if (!nvkm_device_subdev(dev, order[i].type, order[i].inst))
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			continue;
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		nvkm_mask(dev, 0x20200 + order[i].offset, 0xff00, 0x4500);
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	}
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	/* magic */
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	nvkm_wr32(dev, 0x020288, therm->idle_filter->fecs);
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	nvkm_wr32(dev, 0x02028c, therm->idle_filter->hubmmu);
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	/* Enable clockgating (ENG_CLK = RUN->AUTO) */
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	for (i = 0; order[i].type != NVKM_SUBDEV_NR; i++) {
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		if (!nvkm_device_subdev(dev, order[i].type, order[i].inst))
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			continue;
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		nvkm_mask(dev, 0x20200 + order[i].offset, 0x00ff, 0x0045);
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	}
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}
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void
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gk104_clkgate_fini(struct nvkm_therm *base, bool suspend)
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{
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	struct gk104_therm *therm = gk104_therm(base);
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	struct nvkm_device *dev = therm->base.subdev.device;
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	const struct gk104_clkgate_engine_info *order = therm->clkgate_order;
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	int i;
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	/* ENG_CLK = AUTO->RUN, ENG_PWR = RUN->AUTO */
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	for (i = 0; order[i].type != NVKM_SUBDEV_NR; i++) {
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		if (!nvkm_device_subdev(dev, order[i].type, order[i].inst))
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			continue;
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		nvkm_mask(dev, 0x20200 + order[i].offset, 0xff, 0x54);
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	}
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}
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const struct gk104_clkgate_engine_info gk104_clkgate_engine_info[] = {
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	{ NVKM_ENGINE_GR,     0, 0x00 },
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	{ NVKM_ENGINE_MSPDEC, 0, 0x04 },
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	{ NVKM_ENGINE_MSPPP,  0, 0x08 },
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	{ NVKM_ENGINE_MSVLD,  0, 0x0c },
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	{ NVKM_ENGINE_CE,     0, 0x10 },
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	{ NVKM_ENGINE_CE,     1, 0x14 },
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	{ NVKM_ENGINE_MSENC,  0, 0x18 },
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	{ NVKM_ENGINE_CE,     2, 0x1c },
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	{ NVKM_SUBDEV_NR },
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};
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const struct gf100_idle_filter gk104_idle_filter = {
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	.fecs = 0x00001000,
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	.hubmmu = 0x00001000,
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};
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static const struct nvkm_therm_func
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gk104_therm_func = {
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	.init = gf119_therm_init,
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	.fini = g84_therm_fini,
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	.pwm_ctrl = gf119_fan_pwm_ctrl,
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	.pwm_get = gf119_fan_pwm_get,
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	.pwm_set = gf119_fan_pwm_set,
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	.pwm_clock = gf119_fan_pwm_clock,
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	.temp_get = g84_temp_get,
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	.fan_sense = gt215_therm_fan_sense,
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	.program_alarms = nvkm_therm_program_alarms_polling,
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	.clkgate_init = gf100_clkgate_init,
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	.clkgate_enable = gk104_clkgate_enable,
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	.clkgate_fini = gk104_clkgate_fini,
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};
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static int
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gk104_therm_new_(const struct nvkm_therm_func *func, struct nvkm_device *device,
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		 enum nvkm_subdev_type type, int inst,
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		 const struct gk104_clkgate_engine_info *clkgate_order,
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		 const struct gf100_idle_filter *idle_filter,
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		 struct nvkm_therm **ptherm)
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{
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	struct gk104_therm *therm = kzalloc(sizeof(*therm), GFP_KERNEL);
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	if (!therm)
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		return -ENOMEM;
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	nvkm_therm_ctor(&therm->base, device, type, inst, func);
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	*ptherm = &therm->base;
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	therm->clkgate_order = clkgate_order;
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	therm->idle_filter = idle_filter;
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	return 0;
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}
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int
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gk104_therm_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, struct nvkm_therm **ptherm)
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{
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	return gk104_therm_new_(&gk104_therm_func, device, type, inst,
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				gk104_clkgate_engine_info, &gk104_idle_filter,
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				ptherm);
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}
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